Lenovo ThinkServer TS440 70AL - Page 155

•ThefrontpanelboardassemblyissensitivetoESD.Ensurethatyoureadandunderstand“Handling
static-sensitivedevices”onpage66
firstandcarefullyperformtheoperation.
Toreplacethefrontpanelboardassembly,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
2.Removetheservercover.See“Removingtheservercover”onpage67.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage69.
4.Locatethefrontpanel.See“Frontpanel”onpage16.
5.Removethefrontsystemfans.See“Replacingthefrontsystemfan1”onpage144.
6.DisconnectthesignalcablesofthefrontpanelboardassemblyfromthefrontUSB3.0connector,the
frontpanelconnector,andthethermalsensorconnectoronthesystemboard.See“Systemboard
components”onpage39
.
7.Ifnecessary,removeanypartsordisconnectanycablesthatmightimpedeyouraccesstothesignal
cablesofthefrontpanelboardassembly.Recordthecablerouting,andthenreleasethesignalcables
ofthefrontpanelboardassemblyfromanycableclipsortiesinthechassis.
8.Removethescrew1onthechassisthatsecuresthefrontpanelboardassembly.Then,carefully
removethefrontpanelboardassemblyfromthechassisandpullthesignalcablesofthefrontpanel
boardassemblyoutofthechassis.
Figure99.Removingthefrontpanelboardassembly
9.Touchthestatic-protectivepackagethatcontainsthenewfrontpanelboardassemblytoanyunpainted
surfaceontheoutsideoftheserver.Then,takethenewfrontpanelboardassemblyoutofthepackage.
10.Recordthecableconnection.Then,disconnectthesignalcablesfromtherearoftheoldfrontpanel
boardassemblyandconnectthemtotherearofthenewone.
Chapter6.Installing,removing,orreplacinghardware143